[Bug libfortran/48960] OPEN statement modifies NEWUNIT variable on error

[jvdelisle at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48960



--- Comment #3 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> 2012-12-25 
04:52:04 UTC ---

A slight modification and still testing.



@@ -859,6 +856,10 @@ st_open (st_parameter_open *opp)

       else

     already_open (opp, u, &flags);

     }

-

+    

+  if ((opp->common.flags & IOPARM_OPEN_HAS_NEWUNIT)

+      && (opp->common.flags & IOPARM_LIBRETURN_MASK) == IOPARM_LIBRETURN_OK)

+    *opp->newunit = opp->common.unit;

+  

   library_end ();

 }